rk's scipy wheel contains unsolved dependency on libgfortran.so.4

The scipy wheel downloaded from RockChip's BaiduPan depends on libfortran.so.4.
I am using manully build scipy which ldd returns like elooon's. I'll upload it after lunch.

链接：https://pan.baidu.com/s/1zUx38WlEmLhFZ6MDeKBB-g
提取码：0ilz
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